Mud Volcano Trail
Subtitle: Yellowstone National Park
Contributors: United States. National Park Service
Publisher: Yellowstone Association
Published: 1986
Place of publication: Yellowstone National Park, Wyo
Language: eng
Subjects: Mud volcanoes; Trails
Notes: Cover title.

Issued also in a pamphlet format ([12] p. : ill., map ; 14 x 22 cm.).

"DBK 86"--Map.

Published in cooperation with the National Park Service.

cat 20080626 dss ysnp